| Universal Copyright Convention |
Extension
|
6 December 1954 |
|
| Protocol 2 annexed to the Universal Copyright Convention concerning the Application of that Convention to the Works of certain International Organizations |
Extension
|
6 December 1954 |
|
| Protocol 3 annexed to the Universal Copyright Convention concerning the Effective Date of Instruments of Ratification of Acceptance of or Accession to that Convention |
Extension
|
6 December 1954 |
|
| Universal Copyright Convention |
Statement
|
9 December 1957 |
|
| International Sanitary Regulations adopted by the World Health Assembly on May 25, 1951 |
Extension
|
1 January 1961 |
|